OHA

The acronym OHA may refer to:

• Ontario Horticultural Association
• Ontario Hockey Association that governs most junior and senior hockey in Ontario
• Office of Hawaiian Affairs
• Open Handset Alliance, a consortium of companies dedicated to producing an open standard for mobile devices.
• Oakland Heritage Alliance, a non-profit preservation organization in Oakland, California.
• Oakland Housing Authority
• Ontario Hospital Association
• Oregon Health Authority
• Oral hypoglycemic agents, the majority of anti-diabetic drugs

Oha may refer to:

• Okha, Russia, town in Russia
• Õha, village in Kaarma Parish, Saare County, Estonia
• RNZAF Base Ohakea, New Zealand
• Oha, a fictional character played by Paul Bates, in the movie Coming to America.

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